Finding the Fourth Proportional to 173,663.46, 239,665.68 and 97,181.92
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Solution
The fourth proportional to 173,663.46, 239,665.68 and 97,181.92 is: 134,116.70
Step by Step Solution
- Step 1: Write the proportion equation
173,663.46 : 239,665.68 = 97,181.92 : x - Step 2: Convert to fraction form
173,663.46/239,665.68 = 97,181.92/x - Step 3: Cross multiply
173,663.46x = 239,665.68 × 97,181.92 - Step 4: Simplify right side
173,663.46x = 23,291,170,940.51 - Step 5: Solve for x
x = 23,291,170,940.51/173,663.46 - Step 6: Final answer
x = 134,116.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.